Home / 18,213.06-25,133.33-10,146.52

Finding the Fourth Proportional to 18,213.06, 25,133.33 and 10,146.52

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Solution

The fourth proportional to 18,213.06, 25,133.33 and 10,146.52 is: 14,001.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213.06 : 25,133.33 = 10,146.52 : x
  2. Step 2: Convert to fraction form
    18,213.06/25,133.33 = 10,146.52/x
  3. Step 3: Cross multiply
    18,213.06x = 25,133.33 × 10,146.52
  4. Step 4: Simplify right side
    18,213.06x = 255,015,835.51
  5. Step 5: Solve for x
    x = 255,015,835.51/18,213.06
  6. Step 6: Final answer
    x = 14,001.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.